GE CJ400LC - Circuit Breaker

Meet the GE CJ400LC circuit breaker—the trusted overcurrent protection device designed to keep demanding electrical systems safe and productive. Built for reliability in panelboards, switchboards, control panels, and OEM equipment, this breaker is purpose-built for environments where dependable protection and safe operation aren’t optional.

What it does and why it matters

The CJ400LC provides precise overcurrent protection to interrupt fault currents before they can damage conductors, transformers, motors, and downstream equipment. By combining consistent trip behavior with straightforward installation, it helps minimize downtime and supports safe, predictable operation in busy distribution paths and motor control centers. In industrial and commercial settings, dependable protection is essential for keeping production running and protecting valuable assets.

Where it shines

• Panelboards and switchboards where compact yet robust protection is required
• Control panels that demand fast, reliable interruption during fault conditions
• OEM equipment that benefits from a trusted protection component integral to the system’s safety and longevity
• Industrial environments and commercial facilities where uptime and safety go hand in hand

Key benefits that set the CJ400LC apart

• Durable performance in demanding settings, delivering dependable protection for distribution panels and motor control centers
• Seamless integration with GE panel configurations, making replacements or retrofits straightforward for technicians and engineers
• Clear, predictable tripping that helps prevent nuisance outages and supports reliable system coordination
• Versatile applicability across industrial, commercial, and OEM applications where safe operation is critical

Ideal use cases and who benefits

• Facilities with complex electrical distribution networks needing reliable fault interruption
• Manufacturing floors with motor-driven equipment requiring robust protection to minimize damage and downtime
• OEM assemblies that require a proven protection component within a larger electrical system

Practical guidance for getting the most out of your CJ400LC

• Match the CJ400LC to your load profile to ensure timely fault interruption without unnecessary trips
• Plan for straightforward maintenance by keeping compatible replacement units on hand for rapid swaps in critical panels
• Ensure correct mounting and wiring in accordance with your panel’s design to maximize performance and safety